Henry Robert Thackeray
| Year | Country | P1 | P2 | P3 | P4 | P5 | P6 | Total | Rank | Award |
|---|---|---|---|---|---|---|---|---|---|---|
| 2006 | South Africa | 3 | 1 | 0 | 7 | 0 | 0 | 11 | 319 | Honourable mention |
| 2007 | South Africa | 0 | 1 | 0 | 7 | 1 | 0 | 9 | 344 | Honourable mention |
| 2008 | South Africa | 7 | 1 | 0 | 7 | 7 | 0 | 22 | 127 | Silver medal |
| 2009 | South Africa | 7 | 5 | 0 | 1 | 2 | 0 | 15 | 249 | Bronze medal |